the more the merrier
used to say an occasion will be more enjoyable if lots of people are there:
"Do you mind if I bring a couple of friends to your party?" "Not at all - the more the merrier!"

[TahlilGaran] Advanced Learner's Dictionary ▲

the more the merrier
additional people will make something better.
“Do you mind if I invite my sister and her family?” “Why not? The more the merrier.”

[TahlilGaran] English Idioms Dictionary ▲

the more the merrier.
something that you say which means you are happy for other people to join your group in an activity.
'Do you mind if Ann comes to the cinema with us?' 'Not at all. The more the merrier.'

[TahlilGaran] English Idioms Dictionary ▲

the more the merrier
the more people who join in the fun the better it will be; the more people who participate in an activity then the more enjoyable the activity will be
The more the merrier I thought as everyone went to the beach.

The more the merrier, we thought as we invited many people to our dinner party.

[TahlilGaran] English Idioms Dictionary ▲

the more the merrier
n. phr. The more people who join in the fun, the better it will be.
■ Used in welcoming more people to join others in some pleasant activity.
Come with us on the boat ride; the more the merrier.

[TahlilGaran] English Idioms Dictionary ▲